264440633312606 has 16 divisors (see below), whose sum is σ = 397406301746688. Its totient is φ = 131972036532000.

The previous prime is 264440633312591. The next prime is 264440633312659. The reversal of 264440633312606 is 606213336044462.

It is a super-2 number, since 2×264440633312606² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39512990 + ... + 45718241.

It is an arithmetic number, because the mean of its divisors is an integer number (24837893859168).

Almost surely, 2^{264440633312606} is an apocalyptic number.

264440633312606 is a deficient number, since it is larger than the sum of its proper divisors (132965668434082).

264440633312606 is a wasteful number, since it uses less digits than its factorization.

264440633312606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85234147.

The product of its (nonzero) digits is 8957952, while the sum is 50.

The spelling of 264440633312606 in words is "two hundred sixty-four trillion, four hundred forty billion, six hundred thirty-three million, three hundred twelve thousand, six hundred six".